USGS Water-Year Summary 2020
340248117020903 001S002W36A004S, Wilson Creek Cluster Well near Yucaipa, CA
California Coastal Basin aquifers
LOCATION - Lat 34°02'48.57", long 117°02'09.16" referenced to North American Datum of 1983, San Bernardino County, CA, Hydrologic Unit 18070203, in NE 1/4 NE 1/4 sec.36, T.1 S., R.2 W., near the intersection of Oak Glen Road and Bryant Street, near Yucaipa.
WELL CHARACTERISTICS - Depth 514.6 ft. Upper casing diameter 2 in; top of first opening 500 ft, bottom of last opening 520 ft.
DATUM - Land-surface datum is 2,753.09 ft above North American Vertical Datum of 1988. Measuring point: Top of concrete vault (above LSD), 0.50 ft above land-surface datum, Apr. 1, 2002 to Jul. 31, 2019; Top of 2 inch PVC casing, blue mark on west side (below LSD), 0.89 ft below land-surface datum, Apr. 1, 2002 to present.
PERIOD OF RECORD - Water year 2001 to current year.
GAGE - Electronic data logger and pressure sensor.
PERIOD OF DAILY RECORD - July 2002 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 233.53 ft below land surface, Dec. 9, 2019; lowest water level recorded, 444.01 ft below land surface, Sept. 17, 2007.